Finding the Fourth Proportional to 3,659.28, 5,472.72 and 3,251.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,659.28 : 5,472.72 = 3,251.04 : x
2. Step 2: Convert to fraction form
   3,659.28/5,472.72 = 3,251.04/x
3. Step 3: Cross multiply
   3,659.28x = 5,472.72 × 3,251.04
4. Step 4: Simplify right side
   3,659.28x = 17,792,031.63
5. Step 5: Solve for x
   x = 17,792,031.63/3,659.28
6. Step 6: Final answer
   x = 4,862.17